uranium

Từ điển Oxford Advanced Learner 8th

ur·an·ium BrE [juˈreɪniəm] NAmE [juˈreɪniəm] noun uncountable (symb. U)
a chemical element. Uranium is a heavy, silver-white, ↑radioactive metal, used mainly in producing nuclear energy.

Word Origin:
[uranium] late 18th cent.: modern Latin, from ↑Uranus: compare with ↑tellurium.

Example Bank:
•a tonne of highly enriched uranium

• Từ đồng nghĩa / Synonyms:
  U, atomic number 92